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Which of the following causes Mechanical Weathering?
A. rocks
B. carbonic acid
C. temperature
D. sun


Sagot :

1.A because Mechanical weathering is weathering caused by the breaking down of rocks by physical force without any change in the chemical nature of the rocks. Mechanical weathering is usually caused by extreme hot and cold temperatures. Water seeps into cracks in rocks, freezes, and expands, causing further breakdown of rocks.